dridex | 6cdfb78973cac3b99e2defa21655a4d12f41d41127ca2562be1bf487074991c7

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 15:55

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General

Target

JaffaCakes118_6cdfb78973cac3b99e2defa21655a4d12f41d41127ca2562be1bf487074991c7.dll
Size

184KB
MD5

a8b5c873c0ee68b41c5dfdad8096c098
SHA1

4d12ff49d4aa60ffb0bbe5c851c8cc87a3cba1e9
SHA256

6cdfb78973cac3b99e2defa21655a4d12f41d41127ca2562be1bf487074991c7
SHA512

c6218d379ceacbeff2f7c329b239d7b3060a31cab4a1ce31c7a923fe4748a3b492c9911264bd61ca9402165edf6e6352e8f7d5dfc1b18a5952647f195031296d
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoylzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eao4oC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2760-1-0x0000000074CD0000-0x0000000074CFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2644	2760	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2760	2084	rundll32.exe	31
PID 2084 wrote to memory of 2760	2084	rundll32.exe	31
PID 2084 wrote to memory of 2760	2084	rundll32.exe	31
PID 2084 wrote to memory of 2760	2084	rundll32.exe	31
PID 2084 wrote to memory of 2760	2084	rundll32.exe	31
PID 2084 wrote to memory of 2760	2084	rundll32.exe	31
PID 2084 wrote to memory of 2760	2084	rundll32.exe	31
PID 2760 wrote to memory of 2644	2760	rundll32.exe	32
PID 2760 wrote to memory of 2644	2760	rundll32.exe	32
PID 2760 wrote to memory of 2644	2760	rundll32.exe	32
PID 2760 wrote to memory of 2644	2760	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6cdfb78973cac3b99e2defa21655a4d12f41d41127ca2562be1bf487074991c7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6cdfb78973cac3b99e2defa21655a4d12f41d41127ca2562be1bf487074991c7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 220
    3⤵
    - Program crash
    PID:2644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2760-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2760-1-0x0000000074CD0000-0x0000000074CFF000-memory.dmp

Filesize
188KB

Download
memory/2760-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download